taler-android

Android apps for GNU Taler (wallet, PoS, cashier)
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ConfigDraftViewModelTest.kt (1996B)

      1 /*
      2  * This file is part of GNU Taler
      3  * (C) 2026 Taler Systems S.A.
      4  *
      5  * GNU Taler is free software; you can redistribute it and/or modify it under the
      6  * terms of the GNU General Public License as published by the Free Software
      7  * Foundation; either version 3, or (at your option) any later version.
      8  *
      9  * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
     10  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     11  * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
     12  *
     13  * You should have received a copy of the GNU General Public License along with
     14  * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     15  */
     16 
     17 package net.taler.merchantpos.config
     18 
     19 import androidx.lifecycle.ViewModelProvider
     20 import androidx.lifecycle.ViewModelStore
     21 import androidx.lifecycle.ViewModelStoreOwner
     22 
     23 import org.junit.Assert.assertEquals
     24 import org.junit.Assert.assertNull
     25 import org.junit.Assert.assertSame
     26 import org.junit.Test
     27 import org.junit.runner.RunWith
     28 import org.robolectric.RobolectricTestRunner
     29 import org.robolectric.annotation.Config
     30 
     31 @RunWith(RobolectricTestRunner::class)
     32 @Config(sdk = [28])
     33 class ConfigDraftViewModelTest
     34 {
     35     @Test
     36     fun `activity scoped provider can retain credential draft in memory and clear it`()
     37     {
     38         val owner =
     39             object : ViewModelStoreOwner
     40             {
     41                 override val viewModelStore = ViewModelStore()
     42             }
     43         val firstProvider = ViewModelProvider(owner)
     44         val draft = firstProvider[ConfigDraftViewModel::class.java]
     45         draft.token = "in-memory-only"
     46         draft.username = "sandbox"
     47 
     48         assertSame(draft, ViewModelProvider(owner)[ConfigDraftViewModel::class.java])
     49         assertEquals("in-memory-only", draft.token)
     50         assertEquals("sandbox", draft.username)
     51 
     52         draft.clear()
     53         assertNull(draft.token)
     54         assertNull(draft.username)
     55         owner.viewModelStore.clear()
     56     }
     57 }